ASTM C142

This test method is of primary significance in determining the acceptability of aggregate with respect to the requirements of Specification C 33.

1. Scope

1.1 This test method covers the approximate determination of clay lumps and friable particles in aggregates.

1.2 The values given in SI units are to be regarded as the standard. The values given in parentheses are provided for information purposes only.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

2. Referenced Documents

ASTM Standards
C1005 Specification for Reference Masses and Devices for Determining Mass for Use in the Physical Testing of Hydraulic Cements
C117 Test Method for Materials Finer Than 75-m (No. 200) Sieve in Mineral Aggregates by Washing
C125 Terminology Relating to Concrete and Concrete Aggregates
C33 Specification for Concrete Aggregates
E11 Specification for Wire Cloth and Sieves for Testing Purposes

Index Terms

aggregates; clay lumps; friable particles; ICS Number Code 91.100.01 (Construction materials); 91.100.30 (Concrete and concrete products)

Citing ASTM Standards

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